class_docstr: Reverses the direction of a diffeomorphism.
  
  Parameters
  ----------
  diffeo : Diffeo.
docstr: Tangent diffeomorphism at base point.
docstr_tok: ["Tangent","diffeomorphism","at","base","point","."]
code: def tangent_diffeomorphism(
      self, tangent_vec, base_point=None, image_point=None
  ):
      """Tangent diffeomorphism at base point."""
      return self.diffeo.inverse_tangent_diffeomorphism(
          tangent_vec, image_point=base_point, base_point=image_point
      )
  
imports: import abc
  import math
  import geomstats.backend
  from geomstats.vectorization import get_batch_shape
label_desc: Use image node_id 4 for calling the ReversedDiffeo obj's underlying member method code with example usage: obj.tangent_diffeomorphism(tangent_vec, base_point, image_point) and returns: self